124372381537 has 2 divisors, whose sum is σ = 124372381538. Its totient is φ = 124372381536.

The previous prime is 124372381499. The next prime is 124372381543. The reversal of 124372381537 is 735183273421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95199399936 + 29172981601 = 308544^2 + 170801^2 .

It is a cyclic number.

It is not a de Polignac number, because 124372381537 - 2³¹ = 122224897889 is a prime.

It is not a weakly prime, because it can be changed into another prime (124370381537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62186190768 + 62186190769.

It is an arithmetic number, because the mean of its divisors is an integer number (62186190769).

Almost surely, 2^124372381537 is an apocalyptic number.

It is an amenable number.

124372381537 is a deficient number, since it is larger than the sum of its proper divisors (1).

124372381537 is an equidigital number, since it uses as much as digits as its factorization.

124372381537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 46.

The spelling of 124372381537 in words is "one hundred twenty-four billion, three hundred seventy-two million, three hundred eighty-one thousand, five hundred thirty-seven".